Nokia E71

Page 109
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Encryption
Select 
Menu
 > 
Tools
 > 
Encryption
.
Encrypt your device or memory card to prevent outsiders
from accessing your important information.
Encrypt device memory or
memory card
To encrypt the device memory, select 
Phone memory
.
To encrypt the memory card, select 
Memory card
 and from
the following:
•
Encrypt without saving key
 — Encrypt the memory card
without saving the encryption key. If you select this
option, you cannot use the memory card in other devices,
and if you restore factory settings, you cannot decrypt the
memory card.
•
Encrypt and save key
 — Encrypt the memory card and
save the key manually in the default folder. For security,
store the key to a safe place outside the device. For
example, you can send the key to your computer. Enter a
pass phrase for the key and a name for the key file. The
pass phrase should be long and complex.
•
Encrypt with restored key
 — Encrypt the memory card
with a key you have received. Select the key file, and enter
the pass phrase.
Decrypt device memory or
memory card
Always remember to decrypt the device memory and/or the
memory card before updating the device software.
To decrypt the device memory, select 
Phone memory
.
To decrypt the memory card without destroying the
encryption key, select 
Memory card
 > 
Decrypt
.
To decrypt the memory card and destroy the encryption key,
select 
Memory card
 > 
Decrypt and turn off encryption
.
Fixed dialling
Select 
Menu
 > 
Communic.
 > 
Contacts
 > 
Options
 > 
SIM
contacts
 > 
Fixed dial contacts
.
With the fixed dialling service, you can restrict calls from your
device to certain phone numbers. Not all SIM cards support
the fixed dialling service. Contact your service provider for
more information.
1. To restrict calls from your device, select 
Options
 > 
New
SIM contact
 and enter the contact name and phone
number to the list of numbers to which calls are allowed,
or select 
Add from Contacts
 to copy the contact from
Contacts. To restrict calls by a country prefix, enter the
country prefix in the list of numbers. All phone numbers
to which calls are allowed must start with this country
prefix.
2. Select 
Options
 > 
Activate fixed dialling
. You need your
PIN2 code to activate and deactivate fixed dialling or edit
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